The UK government has announced debarment investigations for the architecture and construction firms related to the deadly Grenfell Tower fire, as well as building safety reforms. More about Grenfell Tower architects and construction firms face debarment investigation
New York's Metropolitan Transportation Authority has installed yellow safety barriers in a subway station to mitigate "intrusions" onto the train tracks. More about "Experimental" safety barriers trialled on New York subway platform
Local studio MacDonald Architects has designed the safety nets recently installed on each side of the Golden Gate Bridge in San Francisco to prevent people from jumping from its sides. More about Kilometres of suicide-deterrent nets installed under Golden Gate Bridge
A cup that detects drink spiking and a scrambler to block upskirting photos are among five product concepts developed by students from Brunel University to help women defend themselves from physical and sexual harassment. More about Speculative accessories designed to help women protect themselves from harassment
In this week's comments update, readers are debating US senator Ted Cruz's suggestion that redesigning schools could prevent mass shootings, and discussing other top stories. More about Commenter says school shootings "are not a design problem"
US senator Ted Cruz has said that schools should be redesigned to have a single door guarded by armed police to prevent further shootings following the tragedy in Uvalde, Texas. More about Texas senator proposes design measures to "harden schools" in wake of Uvalde shooting
In our latest competition, we're offering three readers the chance to win a vintage-style helmet with vegan leather straps designed by Thousand and Poketo. More about Competition: win a bicycle helmet by Thousand and Poketo
Children going to school or public places should be given bulletproof backpacks, the CEO of self-defence brand Guard Dog has told Dezeen. More about Parents "should start thinking about a bulletproof backpack" following latest mass shootings
Rimal Bhatt has developed a fire evacuation mask that allows additional time to evacuate a burning building, designed in the aftermath of the Grenfell Tower tragedy. More about Rimal Bhatt's breathing apparatus helps people evacuate smoke-filled tower blocks
A raft of safety technologies that could help reduce accidents on the roads, including speed-limiting systems, will become mandatory in all new European cars. More about EU will require all new cars to be fitted with speed-limiting technology by 2022
Prompted by accidents involving players of Pokémon GO, Australian firm Büro North has devised a concept for in-ground traffic lights to prevent pedestrians using smartphones from walking out onto the road (+ movie). More about Büro North proposes ground-level traffic lights to prevent pedestrian accidents
A group of Royal College of Art graduates has used the pulp from mulched newspapers to form helmets for London's cycle hire scheme (+ movie). More about Paper Pulp Helmet by Tom Gottelier, Bobby Petersen and Ed Thomas
This inflatable bicycle helmet by Anna Haupt and Terese Alstin folds away into a collar or scarf and inflates instantly when it detects abnormal movements. Here it is being crash-tested.